CN215396781U - Plastic pipe extrusion die - Google Patents

Abstract

The utility model relates to a plastic pipe extrusion die which comprises an extruder, wherein an extrusion die body is movably arranged on the right side of the extruder, a dismounting mechanism is fixedly arranged outside the extruder and positioned outside the extrusion die body, the dismounting mechanism comprises an arc-shaped pipe, an arc-shaped cover, a clamping plate, a fixing plate, a small screw rod, a limiting plate, a small fixing ring, a large screw rod, a large fixing ring and a first screw rod, and the arc-shaped pipe extending to the rear side of the extrusion die body is fixedly arranged on the right rear side of the extruder. This plastics tubular product extrusion tooling through setting up little solid fixed ring, rotates the inside little screw rod of arc lid top cardboard earlier and withdraws from the inside of arc tub bottom fixed plate, and the pulling arc lid removes to the top of arc tub, rotates first screw rod and withdraws from to big solid fixed ring's inside, rotates big screw rod again and withdraws from to little solid fixed ring's inside, rotates the inside that the extrusion tooling body withdraws from the extruder, separates to the extrusion tooling body and arc tub, has reached the effect of convenient dismantlement.

Description

Plastic pipe extrusion die

Technical Field

The utility model relates to the technical field of plastic pipe production, in particular to a plastic pipe extrusion die.

Background

The plastic pipe is used as an important component of chemical building materials, is widely accepted by users due to the advantages of excellent performance, sanitation, environmental protection, low consumption and the like, and mainly comprises a UPVC drain pipe, a UPVC water supply pipe, an aluminum-plastic composite pipe, a Polyethylene (PE) water supply pipe and a polypropylene PPR hot water pipe.

The application of the existing plastic pipe extrusion die is very extensive, the production efficiency of the plastic pipe is better, different plastic pipes can be extruded, but most of the plastic pipe extrusion dies are very complicated to disassemble, the size of the extrusion dies is different, the disassembly needs to be long time when the extrusion dies need to be replaced, the disassembly is difficult, the production efficiency is low, and therefore the plastic pipe extrusion die is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a plastic pipe extrusion die which has the advantages of convenience in disassembly and replacement, and solves the problems that most of plastic pipe extrusion dies are very complicated to disassemble, the extrusion dies are different in size, long time is consumed for disassembling when the extrusion dies need to be replaced, the disassembly is difficult, and the production efficiency is low.

In order to realize the purpose of convenient disassembly and replacement, the utility model provides the following technical scheme: a plastic pipe extrusion die comprises an extruder, wherein an extrusion die body is movably arranged on the right side of the extruder, and a dismounting mechanism is fixedly arranged outside the extruder and positioned outside the extrusion die body;

the disassembly mechanism comprises an arc-shaped pipe, an arc-shaped cover, clamping plates, a fixed plate, small screw rods, a limiting plate, small fixing rings, large screw rods, large fixing rings and first screw rods, the right rear side of the extruder is fixedly provided with the arc-shaped pipe extending to the rear side of the extrusion die body, the top of the arc-shaped pipe is movably provided with the arc-shaped cover, the top of the arc-shaped cover is fixedly provided with the two clamping plates, the bottom of the arc-shaped pipe is fixedly provided with the fixed plate movably connected with the clamping plates, the inside of the clamping plates is movably provided with the small screw rods extending to the inside of the fixed plate, the inside of the arc-shaped pipe is fixedly provided with the limiting plate, the outside of the extrusion die body is fixedly provided with the large fixing rings, the inside of the right side of the small fixing rings is movably provided with the large screw rods extending to the inside of the limiting plate, and the large fixing rings are fixedly arranged on the right sides of the small fixing rings, the inside movable mounting in big solid fixed ring's right side has the first screw rod that extends to inside and the quantity of arc pipe and arc lid is four.

Further, the left side outside of extrusion die body is provided with the screw ring, the inside of extruder is provided with the screw circle with extrusion die body outside screw ring threaded connection.

Further, the top of arc pipe and the bottom of arc lid are articulated, the inside of arc lid is seted up and is matched the suitable draw-in groove with little solid fixed ring, the limiting plate is the arc, the inside of limiting plate is seted up and is matched the suitable big screw hole with big screw rod.

Furthermore, two the inside of cardboard and fixed plate all is seted up the little screw hole that matches with little screw rod and is fit for, the quantity homogeneous phase and the one-to-one correspondence of cardboard, fixed plate and little screw rod.

Further, the first threaded hole that matches with first screw rod and fit is all seted up to the inside of big solid fixed ring, the inside of arc pipe and arc lid, the diameter of big solid fixed ring is greater than the diameter of arc pipe.

Furthermore, the number of the first screw rods is four, and the four first screw rods are distributed in the large fixing ring at equal intervals.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this plastics tubular product extrusion tooling through setting up little solid fixed ring, rotates the inside little screw rod of arc lid top cardboard earlier and withdraws from the inside of arc tub bottom fixed plate, and the pulling arc lid removes to the top of arc tub, rotates first screw rod and withdraws from to big solid fixed ring's inside, rotates big screw rod again and withdraws from to little solid fixed ring's inside, rotates the inside that the extrusion tooling body withdraws from the extruder, separates to the extrusion tooling body and arc tub, has reached the effect of convenient dismantlement.

2. This plastics tubular product extrusion tooling through setting up the outside fillet of screw of extrusion tooling body, rotates the inside that the extrusion tooling body carries out screw thread at the extruder and removes to the arc pipe, conveniently changes the effect of extrusion tooling body, and through setting up the draw-in groove, the outside effect of little solid fixed ring of extrusion tooling body is fixed to the draw-in groove of arc lid inside.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

FIG. 2 is a right side view of the detachment mechanism of the present invention;

fig. 3 is a schematic view of the detachment mechanism of the present invention.

In the figure: 1 extruder, 2 extrusion die bodies, 3 dismounting mechanisms, 301 arc-shaped pipes, 302 arc-shaped covers, 303 clamping plates, 304 fixing plates, 305 small screws, 306 limiting plates, 307 small fixing rings, 308 large screws, 309 large fixing rings and 310 first screws.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the plastic pipe extrusion die in the present embodiment includes an extruder 1, an extrusion die body 2 is movably mounted on the right side of the extruder 1, and is used for molding extruded plastic pipes, and a dismounting mechanism 3 is fixedly mounted outside the extruder 1 and outside the extrusion die body 2, so as to facilitate dismounting and replacing the extrusion die body 2;

referring to fig. 1-3, the detaching mechanism 3 includes an arc-shaped tube 301, an arc-shaped cover 302, a clamping plate 303, a fixing plate 304, a small screw 305, a limiting plate 306, a small fixing ring 307, a large screw 308, a large fixing ring 309 and a first screw 310, the arc-shaped tube 301 extending to the rear side of the extrusion die body 2 is fixedly installed at the right rear side of the extrusion machine 1, the extrusion die body 2 and the extrusion machine 1 are connected, the arc-shaped cover 302 is movably installed at the top of the arc-shaped tube 301, the clamping plates 303 with two numbers are fixedly installed at the top of the arc-shaped cover 302, the arc-shaped cover 302 and the arc-shaped tube 301 are fixed, the fixing plate 304 movably connected with the clamping plate 303 is fixedly installed at the bottom of the arc-shaped tube 301, the arc-shaped cover 302 and the arc-shaped tube 301 are fixed, the small screw 305 extending to the fixing plate 304 is movably installed inside the clamping plate 303, and the clamping plates 303 and the fixing plate 304 are fixed, the plastic pipe extrusion die is characterized in that a limiting plate 306 is fixedly arranged inside the arc-shaped pipe 301, the extrusion die body 2 is limited and fixed, a small fixing ring 307 is fixedly arranged outside the extrusion die body 2, the extrusion die body 2 is fixed, two large screws 308 extending into the limiting plate 306 are movably arranged inside the right side of the small fixing ring 307, the small fixing ring 307 is fixed, a large fixing ring 309 is fixedly arranged outside the extrusion die body 2 and positioned on the right side of the small fixing ring 307, the extrusion die body 2 is reinforced, four first screws 310 extending into the arc-shaped pipe 301 and the arc-shaped cover 302 are movably arranged inside the right side of the large fixing ring 309, the large fixing ring 309 is fixed, the plastic pipe extrusion die is provided with the small fixing ring 307, the small screw 305 inside the clamping plate 303 at the top of the arc-shaped cover 302 is rotated firstly to withdraw from the inside the fixing plate 304 at the bottom of the arc-shaped pipe 301, pulling arc lid 302 removes the top to arc pipe 301, rotate first screw rod 310 and withdraw from the inside to big solid fixed ring 309, rotate big screw rod 308 again and withdraw from the inside to little solid fixed ring 307, rotate extrusion tooling body 2 and withdraw from the inside of extruder 1, to extrusion tooling body 2 and arc pipe 301 separation, the effect of convenient dismantlement has been reached, through setting up the outside screw ring of extrusion tooling body 2, it carries out the inside that the screw thread removed to arc pipe 301 in the inside of extruder 1 to rotate extrusion tooling body 2, conveniently change the effect of extrusion tooling body 2, through setting up the draw-in groove, the effect of the outside little solid fixed ring 307 of extrusion tooling body 2 of draw-in groove inside arc lid 302 is fixed.

In this embodiment, the small screw 305 inside the top clamping plate 303 of the arc-shaped cover 302 is rotated to exit from the inside of the fixing plate 304 at the bottom of the arc-shaped tube 301;

in this embodiment, the arc cover 302 is pulled again to move to the top of the arc tube 301, and then the first screw 310 is rotated to exit to the inside of the large fixing ring 309;

in this embodiment, the large screw 308 is rotated to exit into the small fixing ring 307;

in this embodiment, the extrusion die body 2 is rotated to withdraw from the inside of the extruder 1 to separate the extrusion die body 2 from the arc tube 301.

The working principle of the above embodiment is as follows:

(1) this plastics tubular product extrusion tooling, through setting up little solid fixed ring 307, rotate earlier the inside little screw 305 of arc lid 302 top cardboard 303 and withdraw from the inside of arc pipe 301 bottom fixed plate 304, pulling arc lid 302 removes the top to arc pipe 301, rotate first screw 310 and withdraw from the inside to big solid fixed ring 309, rotate big screw 308 again and withdraw from the inside to little solid fixed ring 307, rotate the inside that extrusion tooling body 2 withdraws from extruder 1, to extrusion tooling body 2 and arc pipe 301 separation, the effect of convenient dismantlement has been reached.

(2) This plastics tubular product extrusion tooling, through setting up the outside fillet of screw of extrusion tooling body 2, rotate extrusion tooling body 2 and carry out the inside of screw thread removal to arc pipe 301 in the inside of extruder 1, the effect of extrusion tooling body 2 is conveniently changed, through setting up the draw-in groove, the effect of the inside draw-in groove fixed extrusion tooling body 2 outside little solid fixed ring 307 of arc lid 302, the dismantlement of having solved most plastics tubular product extrusion tooling is very loaded down with trivial details, extrusion tooling's size is different, dismantle when needing to change extrusion tooling and need consume for a long time, dismantle the difficulty, lead to the problem that production efficiency is low.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A plastic pipe extrusion die comprises an extruder (1), and is characterized in that: an extrusion die body (2) is movably mounted on the right side of the extruder (1), and a dismounting mechanism (3) is fixedly mounted outside the extruder (1) and outside the extrusion die body (2);

the disassembly mechanism (3) comprises an arc-shaped pipe (301), an arc-shaped cover (302), clamping plates (303), a fixing plate (304), small screws (305), limiting plates (306), small fixing rings (307), large screws (308), large fixing rings (309) and first screws (310), the right rear side of the extruder (1) is fixedly provided with the arc-shaped pipe (301) extending to the rear side of the extrusion die body (2), the top of the arc-shaped pipe (301) is movably provided with the arc-shaped cover (302), the tops of the arc-shaped covers (302) are fixedly provided with the two clamping plates (303), the bottom of the arc-shaped pipe (301) is fixedly provided with the fixing plate (304) movably connected with the clamping plates (303), the inside of the clamping plates (303) is movably provided with the small screws (305) extending to the fixing plate (304), and the limiting plates (306) are fixedly arranged inside the arc-shaped pipe (301), the outside fixed mounting of extrusion die body (2) has little solid fixed ring (307), the inside movable mounting in right side of little solid fixed ring (307) has big screw rod (308) that extend to limiting plate (306) inside and quantity be two, the outside of extrusion die body (2) and the right side fixed mounting who is located little solid fixed ring (307) have big solid fixed ring (309), the inside movable mounting in right side of big solid fixed ring (309) has first screw rod (310) that extend to inside and quantity of arc pipe (301) and arc lid (302) is four.

2. A plastic pipe extrusion die as claimed in claim 1, wherein: the left side outside of extrusion die body (2) is provided with the screw ring, the inside of extruder (1) is provided with the screw circle with extrusion die body (2) outside screw ring threaded connection.

3. A plastic pipe extrusion die as claimed in claim 1, wherein: the top of arc pipe (301) is articulated with the bottom of arc lid (302), the inside of arc lid (302) is seted up and is matched the suitable draw-in groove with little solid fixed ring (307), limiting plate (306) are the arc, the inside of limiting plate (306) is seted up and is matched the suitable big screw hole with big screw rod (308).

4. A plastic pipe extrusion die as claimed in claim 1, wherein: two the inside of cardboard (303) and fixed plate (304) all is seted up the little screw hole that matches with little screw rod (305), the quantity of cardboard (303), fixed plate (304) and little screw rod (305) is the same and one-to-one.

5. A plastic pipe extrusion die as claimed in claim 1, wherein: the inside of big solid fixed ring (309), arc pipe (301) and the inside of arc lid (302) all seted up with first screw rod (310) match suitable first screw hole, the diameter of big solid fixed ring (309) is greater than the diameter of arc pipe (301).

6. A plastic pipe extrusion die as claimed in claim 1, wherein: the number of the first screw rods (310) is four, and the four first screw rods (310) are distributed in the large fixing ring (309) at equal intervals.

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